哪位大侠帮我改改下面程序片断,把stoptime和serialno写到文件里,分别存2行,如果文件已经存在就覆盖原来数据。
                  String stoptime = "20050608000000";
                  int serialno = 0;
try
{
                FileOutputStream os;
                OutputStreamWriter ow;
                BufferedWriter out;
                os = new FileOutputStream("/test.txt");
                ow = new OutputStreamWriter(os);
                out = new BufferedWriter(ow);
                out.write(stoptime, 0, 14);
                out.newLine();
                out.write(serialno);
                out.flush();   
                out.close();
                ow.close();
                os.close();
        }catch(Exception e)
        {
           System.out.println("error :" + e);                         
        }